pbool PPropertyColor::unpack(const pchar *value)
{
const pchar *p = value;
pfloat32 r;
pfloat32 g;
pfloat32 b;
pfloat32 a;
if ((p = pStringUnpackTrimAnnotation(p)) != P_NULL &&
(p = pStringUnpackFloat(p, &r)) != P_NULL &&
(p = pStringUnpackFloat(p, &g)) != P_NULL &&
(p = pStringUnpackFloat(p, &b)) != P_NULL &&
(p = pStringUnpackFloat(p, &a)) != P_NULL)
{
m_r = r;
m_g = g;
m_b = b;
m_a = a;
return true;
}
PLOG_ERROR("Failed to unpack a color property called %s", name());
return false;
}
pbool PPropertyTransform::unpack(const pchar *value)
{
const pchar *p = value;
pfloat32 sx, sy, sz;
pfloat32 rx, ry, rz;
pfloat32 tx, ty, tz;
if ((p = pStringUnpackTrimAnnotation(p)) != P_NULL &&
(p = pStringUnpackFloat(p, &sx)) != P_NULL &&
(p = pStringUnpackFloat(p, &sy)) != P_NULL &&
(p = pStringUnpackFloat(p, &sz)) != P_NULL &&
(p = pStringUnpackTrimAnnotation(p)) != P_NULL &&
(p = pStringUnpackFloat(p, &rx)) != P_NULL &&
(p = pStringUnpackFloat(p, &ry)) != P_NULL &&
(p = pStringUnpackFloat(p, &rz)) != P_NULL &&
(p = pStringUnpackTrimAnnotation(p)) != P_NULL &&
(p = pStringUnpackFloat(p, &tx)) != P_NULL &&
(p = pStringUnpackFloat(p, &ty)) != P_NULL &&
(p = pStringUnpackFloat(p, &tz)) != P_NULL)
{
m_translationx = tx;
m_translationy = ty;
m_translationz = tz;
m_scalingx = sx;
m_scalingy = sy;
m_scalingz = sz;
m_rotationx = rx;
m_rotationy = ry;
m_rotationz = rz;
m_dirty = true;
return true;
}
PLOG_ERROR("Failed to unpack a transform property called %s", name());
return false;
}
pbool PCamera::unpack(const PXmlElement* xmlElement)
{
if (PNode::unpack(xmlElement))
{
// When the aspect, width or height of the projection is left to be default value,
// we need to explicitly set them.
const puint32 *rect = scene()->viewport();
if (m_projection.projection() == P_PROJECTION_ORTHOGONAL)
{
if (m_projection.aspect() < 0)
{
pfloat32 aspect = ((pfloat32)rect[2] / (pfloat32)rect[3]);
m_projection.orthogonal(aspect, m_projection.zNear(), m_projection.zFar());
}
}
else if (m_projection.projection() == P_PROJECTION_PERSPECTIVE)
{
if (m_projection.aspect() < 0)
{
pfloat32 aspect = ((pfloat32)rect[2] / (pfloat32)rect[3]);
m_projection.perspective(m_projection.fov(), aspect, m_projection.zNear(), m_projection.zFar());
}
}
else if (m_projection.projection() == P_PROJECTION_WINDOW)
{
if (m_projection.width() < 0 || m_projection.height())
{
m_projection.window((pfloat32)rect[2], (pfloat32)rect[3]);
}
}
else
{
PASSERT_NOTREACHABLE("Unknown projection type.");
}
// See if there is any lookat attribute and the transform attribute is not used.
// In this case, the lookat property will be used to set the transform the camera.
const pchar *lookatValue = xmlElement->attribute("lookat");
const pchar *transformValue = xmlElement->attribute("transform");
if (lookatValue != P_NULL && transformValue == P_NULL)
{
const pchar *p = lookatValue;
pfloat32 eyex, eyey, eyez;
pfloat32 centerx, centery, centerz;
pfloat32 upx, upy, upz;
if ((p = pStringUnpackTrimAnnotation(p)) != P_NULL &&
(p = pStringUnpackFloat(p, &eyex)) != P_NULL &&
(p = pStringUnpackFloat(p, &eyey)) != P_NULL &&
(p = pStringUnpackFloat(p, &eyez)) != P_NULL &&
(p = pStringUnpackTrimAnnotation(p)) != P_NULL &&
(p = pStringUnpackFloat(p, ¢erx)) != P_NULL &&
(p = pStringUnpackFloat(p, ¢ery)) != P_NULL &&
(p = pStringUnpackFloat(p, ¢erz)) != P_NULL &&
(p = pStringUnpackTrimAnnotation(p)) != P_NULL &&
(p = pStringUnpackFloat(p, &upx)) != P_NULL &&
(p = pStringUnpackFloat(p, &upy)) != P_NULL &&
(p = pStringUnpackFloat(p, &upz)) != P_NULL)
{
m_localTransform.setLookAt(eyex, eyey, eyez,
centerx, centery, centerz,
upx, upy, upz);
}
else
{
PLOG_ERROR("The camera %s has a valid lookat property in the xml node.", m_name.toString().c_str());
}
}
return true;
}
return false;
}